Calling method in PHP when a function name is a variable

!--? php function Fun () /li> { echo ' fun '; } $a = ' fun '; $a (); ? copy code "The $ A variable above is the fun () function, and calling $ A () is the same as

Tips for using PHP arrays

$arr = Array ( Array (' ID ' =>1, ' cid ' = 1, ' country ' = ' China ', ' province ' = ' Hu '), Array (' ID ' =>2, ' cid ' = 1, ' country ' = ' China ', ' province ' = ' Hu '), Array (' ID ' =>3, ' cid ' = 3, ' country ' = ' Japan ', '

code example of a nicely formatted array of PHP output

This article describes the next, in PHP, for the output of a beautiful format array of an example code, a friend needs to refer to the next bar.PHP output array format, preset beautiful format, it is worth reference:Copy Code code example: ";

301 Usage and Error explanations

Options +followsymlinks Rewriteengine on Rewritecond%{http_host} ^domain.com [NC] Rewriterule ^ (. *) $ http://www.domain.com/$1 [l,r=301] Copy CodeIf you are using a Windows host, you should do 301 steering settings

Comparison of efficiency between read-write files and read-write database in PHP

Set_time_limit (0); function Fnget ($filename) { $content = file_get_contents ($filename); return $content; } function Fngetcontent ($filename) { $content = Fnget ($filename); return $content; }

In-depth usage of PHP Ob_start

Ob_start (); Open buffer echo \ "Hellon\"; Output Header ("location:index.php"); redirect the browser to index.php Ob_end_flush ();//output all content to the browser by bbs.it-home.org ?> Copy CodeAll

PHP Export data to Excel file PHP export Excel garbled problem

/** * Export Excel File * by bbs.it-home.org */ function Xlsbof () { Echo Pack ("Ssssss", 0x809, 0x8, 0x0, 0x10, 0x0, 0x0); Return } function xlseof () { Echo Pack ("ss", 0x0A, 0x00); Return }

PHP deletes the code of the picture file while deleting the record

/** * Delete the picture file when deleting the record * by bbs.it-home.org */ $CN = mysql_connect (' 127.0.0.1 ', ' root ', ' root ') or Die (' Database connect fail '); mysql_select_db (' Test ', $CN); mysql_query

Analysis on the principle of PHP cryptographic function in Discuz program

Parameter interpretation $string: Clear Text or redaction $operation: Decode means decryption, other means encryption $key: Key $expiry: Ciphertext validity function Authcode ($string, $operation = ' DECODE ', $key = ",

Zend Cache Usage example (share)

This article describes an example of using the Zend cache, which is required by a friend under reference.This section shares an example of Zend_cache in ZF.The code is as follows: Cache->cache->frontend->toarray (); $backendOptions =

Online query Google PR value of PHP code

/** * Get Google PR value * by bbs.it-home.org */ Define (' Google_magic ', 0xe6359a60); function Zerofill ($a, $b) { $z = Hexdec (80000000); if ($z & $a) { $a = ($a >>1); $a &= (~ $z); $a |

PHP Get_headers method for detecting the presence of remote files

$url = ' http://example.com '; $hander _array = get_headers ($url); if ($header _array [0] = = ' http/1.1 OK ') { echo ' file exists '; } else { Echo ' file does not exist '; } Copy

Code Sample for PHP user login detection

This article shares a simple PHP user login code that detects if the user name and password are compared to the values stored in the array. A friend in need can make a reference.First, the user name and password are stored in the array, and when a

MySQL proxy read-write separation configuration and PHP MySQL read-Write separation class

Mysql-proxy \ –proxy-backend-addresses=narcissus:3306 \ –proxy-backend-addresses=nostromo:3306 Copy Code3, the database read and write separation, 192.168.18.110 responsible for writing, 192.168.18.107 is responsible for

When PHP exports CSV, the Social Security number prohibits scientific counting.

Share the following in the export of CSV file with PHP, the identity card number is forbidden to scientific counting display method, the need for friends reference.Actually, it's very simple.PHP export CSV file, open will find that the social

The method of creating image based on PHP GD library

$im = Imagecreate (200,150); Echo $im; ?> Output Resource ID #1 Copy CodeTwo, Magecreatetruecolor-Create a true Color canvas 1, Format: imagecreatetruecolor (int x_size, int y_size) 2, parse: As with

How to export CSV table files in PHP

$ret = "; $arrs = Array (Array (1, ' test1 '), Array (2, ' test2 '), Array (3, ' test3 '), Array (4, ' test4 '), Array (5, ' test5 '), Array (6, ' Test6 '), Array (7, ' test7 ') ); foreach ($arrs

How PHP Gets the Youku video final address

/** * Get the final address of Youku video * Edit by Bbs.it-home.org * At:2013-10-2 */ Class youkuflv{ static Private $error = ""; static private $result = Array (); static public Function getyoukuflv

PHP multi-keyword, multi-field generation of SQL statement functions

$keyword = "1 2 3"; echo $sql =search ($keyword, "Enter_gongyin_pic", "a+b+c"); function generation, no limit, no order by Copy CodeTo generate the SQL statement: SELECT * from ' enter_gongyin_pic '

Sample code for PHP to force update of picture caches

/** Powerful update picture cache * @param Array $files images to be updated * @param int $version version * @edit bbs.it-home.org */ function Force_reload_file ($files =array (), $version =0) { $html = ";

Total Pages: 5208 1 .... 1346 1347 1348 1349 1350 .... 5208 Go to: GO

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.